# -*- coding:utf-8 -*-

__all__ = ('FileTypeError', 'FileNameError')


class FileTypeError(Exception):
    def __init__(self, message):
        self.message = message

    def __str__(self):
        return self.message


class FileNameError(Exception):
    def __init__(self, message):
        self.message = message

    def __str__(self):
        return self.message


if __name__ == '__main__':
    print('Hello world!')
